National Security Systems

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14761 Franklin Ave Suite A, Tustin, California, 92780

Phone number

(800) 457-1999


Business & Professional Services > Security Systems & Services

Worldwide installation and service of security alarms, fire alarms, access control systems, and CCTV. National Security Systems Inc is one of California’s largest independent alarm installation and service company, with over nineteen years of protecting lives and property. We carry Radionics, Bosch Security Systems, Detection Systems, Honeywell, Ademco, ITI, GE Security, DSC, SDC, Schlage, Locknetics, Alarm Net and many more for home and business. With installations installed worldwide no matter what your security needs are National Security Systems Inc has the right system for you. We understand how important security is, and make it our business to make sure you feel secure at all times.

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Chris S

This company did an excellent job. They installed a fire alarm, security alarm and cameras in my business. The installations was quick and the installers were professional and very nice. I highly recommend.